This year, Easter and Passover coincide. The southern boundary coincides with the Thames.

Advanced English Dictionary

1 (of two or more events) to take place at the same time: It's a pity our trips to New York don't coincide. + The strike was timed to coincide with the party conference.2 (of ideas, opinions, etc.) to be the same or very similar: The interests of employers and employees do not always coincide. + Her story coincided exactly with her brother's.3 (formal) (of objects or places) to meet; to share the same space: At this point the two paths coincide briefly. + The present position of the house coincides with that of an earlier dwelling.

Collocation Dictionaryverb

1 happen at the same time

ADV.

exactly

Her visit coincided exactly with a visit by the American president.

| roughly

VERB + COINCIDE

be planned to, be timed to

PREP.

with

The singer's arrival was timed to coincide with the opening of the festival.

2 be the same

ADV.

closely | exactly

PREP.

with

Our views on this issue coincide closely with yours.

Random quote: The secret of success is constancy to purpose.: Benjamin Disraeli